Question: What method can be used in pandas to fill missing values in a DataFrame with the mean of the respective column? A . fillna (

What method can be used in pandas to fill missing values in a DataFrame with the mean of the respective column?
A. fillna(method='ffill')
B. dropna()
C. fillna(value=df.mean())
D. replace(np.nan, 0)
Group of answer choices
B
A
D
C

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